描述
PLC与DCS无法比较,PLC是控制器,是孤立的产品,而DCS是系统。但PLC可以与DCS的控制站比较,PLC的循环周期在10毫秒左右,而DCS控制站在500毫秒左右,PLC的开放性更好,作为产品其独立工作的能力更强。
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL l
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM w/DIGITAL
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL b8
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL b9
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL c1
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL c2
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL a1
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL a2